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McKenna Performance · 10-15-2012, 12:44 PM

Great gains. With a high flow muffler setup ( akra slip-on), I can't imagine what it'll put down!

10-15-2012, 12:44 PM	#15
McKenna Performance 38 Rep 389 Posts Drives: BMW M3 Join Date: Apr 2012 Location: Norwalk, Ca iTrader: (7)	Great gains. With a high flow muffler setup ( akra slip-on), I can't imagine what it'll put down!
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